13 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Infectious Knee ... Herpes virus: CMV ... diagnosis #msk # ... physicalexam
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... 50 or less: • Neurologic ... Retinitis (Most common cause ... Pancreatitis • Pulmonary ... #differential #
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm ... Infection • ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK ... #Differential #
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... disorder (Cardiac, pulmonary ... Lack of UMN/LMN signs ... Coxsackie, HIV, CMV ... #Diagnosis #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Varicella-zoster virus • CMV ... Acute meningeal signs ... rav7ks #CNS #Infections ... diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
bouts of HTN Diagnostic ... • Bilateral signs ... , HIV, Hep A/B/CMV ... #management #neurology ... #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... Non-compressive Spinal Cord Causes ... Infections: - ... VZV, HSV, HIV, CMV ... #neurology #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... test - Cogan sign ... - Peek sign ... precipitated by: Drugs, infection ... #management #neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework ... • CT: Halo sign ... #HIV #AIDS #pulmonary
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... purpura: Strong sign ... affects the skin, neurologic ... tract, and often causes